Class 451/155 - Reciprocating spindle

Subclass of Class 451 - Abrading
Definition: Abrading machine wherein the rotary tool is supported by
No. of patents: 38
Last issue date: 03/25/2008

Number	Title	Issue Date
7346973	Processing cell of automatic machining system and automatic honing system A processing cell of automatic machining system configured in that it is easy to decide or change the number of steps and to design, and to reduce the installation cost. The control unit of the processing cell comprises an operation data storing means for storing ev...	03/25/2008
7313838	Powered cleaner/polisher A motorized cleaning/polishing device includes a housing and a carrier with a detachable cleaning/polishing attachment. The housing contains a rechargeable battery, motor and flex mount having flexible pillars to which the carrier is mounted. The carrier is also cou...	01/01/2008
7217129	Medical or dental-medical handpiece having at least one rotary part The invention relates to a medical or dental-medical handpiece having a rotary part, in particular a turbine rotor. In order to improve the handpiece with regard to small construction, running noise and economical construction, there is provided a roller bearing for...	05/15/2007
7175506	Tool unit for ultrasonically assisted rotary machining The tool unit for the ultrasonically assisted rotary machining of a workpiece comprises a converter (23) including at least one electroacoustic transducer (22) for generating and transmitting ultrasonic oscillations, a tool (30) that is coupled ...	02/13/2007
7004828	Sander apparatus and method A sander apparatus and method includes a sander table and a sanding drum. A guide bearing is connected to the sanding drum wherein the guide bearing is conformed to fit within the stabilizing guide bearing receiver in the sander table. ...	02/28/2006
6860797	Reciprocating device for a polishing roller of an emery-polishing machine A reciprocating device for a polishing roller of an emery-polishing machine includes a connect device pivotally connected with a bearing base for a support shaft of a polishing roller to fit in, a belt wheel fixed on the connect device to rotate the support shaft to...	03/01/2005
6824451	Process for the abrasive machining of surfaces, in particular of semiconductor wafers A process is described for the chemical mechanical machining of semiconductor wafers. A plurality of surfaces are successively subjected to a polishing step, in which they are brought into contact with a polishing device. The polishing device contains a polishing-gr...	11/30/2004
6793560	Honing method A honing method proposes that using an arbor honing tool a remachining be carried out using the same tool either simultaneously or following onto arbor honing, in which the ratio of the stroke speed to the rotational speed of the tool is significantly increased. Thi...	09/21/2004
6786807	Universal coupling for machine tool A detachable tool body is connected to the mandrel by means of a universal type coupling. The mating end of the drive shaft is constructed with U-shaped element having a pair of arms extending axially towards the tool body. The inner surfaces of the arms form a part...	09/07/2004
6685545	Roller swaying device for an emery belt machine A roller swaying device for an emery belt machine includes a machine body provided with a machine base on top, two rollers respectively having its support shaft axially pivoted with the groove hole of the machine base, and a fit device provided at a prese...	02/03/2004
6102787	Oscillating combination belt, spindle and edge sander A sanding apparatus is disclosed which includes a motor and mechanical drive system for imparting rotational and oscillator motion to an output shaft thereof. The motor shaft extends upwardly through a worktable. In one embodiment, the sanding apparatus i...	08/15/2000
5788435	Automated diamond cutter apparatus First and second motors are provided for moving a workpiece support in an up and down direction and and for rotation about an axis. Third, fourth and fifth motors are provided for moving a rotating cutter in a lateral direction, for rotating the cutter ab...	08/04/1998
5681210	Honing tool for elliptical cylinder bore A honing tool for elliptical bores uses a unique rotary to linear to radial translation mechanism to translate the primary rotary motion of the drive shaft into axial motion of rods and sleeves within the drive shaft, which ultimately wedge the honing sto...	10/28/1997
5655955	Method and tool for improving the structure of the inner faces of working chambers of machines and motors In place of conventional machining of cylinder paths or tracks of piston engines, a honing machining without a rotary component is performed at least as a final machining operation so that the remaining small honing tracks are directed longitudinally and ...	08/12/1997
5634842	Apparatus for the precision grinding of conical seats for cylindrical nozzle workpieces An apparatus for the precision grinding of conical valve seats of nozzles, for example, injection nozzles for internal combustion engines. The body is entered hydraulically on a mandrel and a driver has a rubber O-ring braced against the nozzle body to fr...	06/03/1997
5624302	Oscillating spindle sander An oscillating spindle sander having a spindle rotatably mounted in a cabinet. An external end of the spindle is adapted to receive a sanding drum. An upper cam pulley is fixedly attached to the spindle and a lower cam pulley is rotatably attached to the ...	04/29/1997
5482498	Honing tool and super precision finishing method using the same The invention relates to a honing tool for carrying out honing working of a work with high accuracy and super precision finishing method using the honing tool. The honing tool is mainly constituted by a pilot section (5), a rough grinding section (7), a f...	01/09/1996
5402604	Oscillating spindle sander An oscillating spindle sander having a spindle rotatably mounted in a cabinet. An external end of the spindle is adapted to receive a sanding drum. An upper cam pulley is fixedly attached to the spindle and a lower cam pulley is rotatably attached to the ...	04/04/1995
5371978	Honing tool and super precision finishing method using the same The invention relates to a honing tool for carrying out honing working of a work with high accuracy and super precision finishing method using the honing tool. The honing tool is mainly constituted by a pilot section (5), a rough grinding section (7), a f...	12/13/1994
5361543	Device for ultrasonic erosion of a workpiece An ultrasonic tool (13) is set into rotational movement to increase the performance of material removal. In addition, a magnetostrictive or piezoelectrical transducer (2) is used, which is coupled to a transformer (7) for amplification of the output ampli...	11/08/1994
5335560	Table-top grinder power transmission mechanism Disclosed is a table-top grinder power transmission mechanism for driving a grinding wheel to polish the surface of a workpiece, which includes a spindle driven by a motor to turn the grinding wheel, and a reciprocating mechanism to reciprocate the spindl...	08/09/1994
5044123	Concave-convex faceting method and apparatus An apparatus is described for producing concave or convex optically magnified facets about a gem, each facet being a curved surface that is a section of a cylinder. It utilizes a mandrel having an exterior and/or interior cylindrical abrasive surface. The...	09/03/1991
4945685	Honing apparatus having electrically operated actuator for relative reciprocating movement between honing head and workpiece A honing apparatus for honing a cylindrical surface of a workpiece, including a honing head supporting honing stones, a first drive device having an electrically operated bidirectional actuator for effecting a relative reciprocating movement between the h...	08/07/1990
4928434	Lapping internal surfaces In improved equipment for lapping internal surfaces, use is made of a composite lap, the rod of which is held by the tool spindle and inserted with a marginal degree of clearance into a cone that carries the abrasive shell, and a chucking mechanism locate...	05/29/1990
4821457	Vertical oscillating spindle sanders An oscillating vertical spindle sander is proposed which consists of a substantially hollow stand having a base member, a hydraulic motor with infinitely variable speed control in the hollow stand, a tilting spindle assembly suspended from arcuate ways on...	04/18/1989
4679357	Method and apparatus for displacing a honing tool A method of displacing or feeding the honing tool of a honing machine dur long stroke honing when machining workpiece bores. Rapid displacement feeding or and subsequent machining displacement or stock removal feeding are effected with only a single moto...	07/14/1987
4621455	Combination horizontal/vertical honing machine A honing machine having capability to hone surfaces at different angular orientations using rocking motion to produce the stroking when honing in one orientation and linear motion to produce the stroking when honing in a different angular orientation, inc...	11/11/1986
4557640	Combination boring and honing apparatus and method A boring unit and a honing unit are concurrently carried on the bed of a boring machine for performing boring and honing operations on the cylinder bores of an engine block. A unique clamping technique is employed to clamp the engine block to the bed of t...	12/10/1985
4555229	Automatic machine for the internal fettling of sanitary appliances An automatic machine for the internal fettling of sanitary appliances in general, which comprises a tappet device elastically loaded towards a cam having a profile conforming to the mouth of the bowls of the articles to be fettled, said device controlling...	11/26/1985
4553920	Automatic machine for the fettling of the syphon of sanitary appliances An automatic machine for the fettling of the syphon of sanitary appliances, comprising a vertical flat structure of overall elastically deformable configuration, which tapers downwards in such a manner as to be able to be inserted into the syphons of the ...	11/19/1985
4551947	Device for honing workpieces A device for honing workpieces. The device includes a rotatable and axially reciprocating honing tool which is guided by an upper and a lower end section in corresponding bearings of a workholding fixture, and also includes a drive rod between the honing ...	11/12/1985
4550530	Short-stroking honing machine A honing machine includes a specially designed, pneumatic short-stroking circuit which may be actuated to oscillate a honing tool in the bottom of a bore to remove lower bore tapers with increased speed and efficiency....	11/05/1985
4528777	Knife sharpener A knife sharpening device having a grinding element adapted to be moved into the knife edge in a spiral path through a 180° traverse and reverse, simultaneously moving longitudinally throughout the length of the knife's edge. A blade stropping element ma...	07/16/1985
4524543	Vibratory abrasive contour-finishing method and apparatus Vibratory abrasive contour-finishing method and apparatus in which an axial tool longitudinally vibrated at a high-frequency is rapidly rotated about its longitudinal axis to provide a rapidly reciprocatingly revolving active tool surface for pressure eng...	06/25/1985
4488381	Cutter apparatus At a cutter apparatus for producing surfaces of a cutter head at a hardened steel cutter blade there is provided for monitoring the wear and for its rapid compensation a mounting or support device for a material-removal or cutting grinding disk and a powe...	12/18/1984
4437267	Single pass sizing tool and machine including wear compensation means A bore sizing machine of the type having a plurality of single pass abrading tools with a preset single pass cutting diameter progressively increasing from one tool to the next is provided. Each abrading tool includes a wear compensation shaft threadably ...	03/20/1984
4206572	Device for controlling expansible grinding tools A device for controlling the expansion of an expansible grinding tool includes control means for effecting controlled axial movement of a cone in the tool. The control means includes a screw engaging a fixed nut and controllably rotatable by a driving mot...	06/10/1980
3930341	Universal vertical grinding machine A universal vertical grinding machine has a horizontal base supporting at least one workpiece carrier device. A vertical column centered on the base provides an axis of rotation for at least one collar rotatably mounted with reference to the column and pr...	01/06/1976

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Class 451/155 - Reciprocating spindle